There has been data ("feestbundel ter gelegenheid van zijn pensionering aangeboden aan Willy O.R. Willems - Analecta Bruxellensia 14, 2010") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Mon Jan 6 16:39:25 2020, so the data displayed here has been removed .